From 0fc3b9b7619c4878f73a6a7989863f0d1a3fd392 Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Fri, 10 Jul 2020 21:12:16 +0200
Subject: [PATCH] rockchip: enabled LAN port on NanoPi R2S

Enable the USB3 port on the FriendlyARM NanoPi R2S.
This is required for the USB3 attached LAN port to work.

Signed-off-by: David Bauer <mail@david-bauer.net>
---
 .../boot/dts/rockchip/rk3328-nanopi-r2s.dts   | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
@@ -44,6 +44,18 @@
 		};
 	};
 
+	vcc_rtl8153: vcc-rtl8153-regulator {
+		compatible = "regulator-fixed";
+		gpio = <&gpio2 RK_PC6 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&rtl8153_en_drv>;
+		regulator-always-on;
+		regulator-name = "vcc_rtl8153";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		enable-active-high;
+	};
+
 	leds {
 		compatible = "gpio-leds";
 		pinctrl-0 = <&lan_led_pin>,  <&sys_led_pin>, <&wan_led_pin>;
@@ -271,6 +283,12 @@
 			};
 		};
 	};
+
+	usb {
+		rtl8153_en_drv: rtl8153-en-drv {
+			rockchip,pins = <2 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
 };
 
 &io_domains {
@@ -377,3 +395,12 @@
 &usb_host0_ohci {
 	status = "okay";
 };
+
+&usbdrd3 {
+	status = "okay";
+};
+
+&usbdrd_dwc3 {
+	dr_mode = "host";
+	status = "okay";
+};
